Portable electric chain saw



FIG. 1 is a perspective view of a portable electric chain saw embodying our new design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a top plan view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a left side elevational view thereof; and,

FIG. 8 is a front elevational view of a second embodiment, including the bar and the chain, also embodying our new design.

The broken line showing is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a portable electric chain saw, as shown and described. 